Wiring supplies merchant wholesalers · Tennessee

WireMasters - Columbia

Columbia, TN · ~177 workers · 2 years of OSHA Injury Tracking Application data.

B
Good Safety Record
1.7
Avg TCR
2.2
Industry avg
0
Fatalities
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The verdict

WireMasters - Columbia runs at 79% of its industry's injury rate - safer than the typical Wiring supplies merchant wholesalers workplace, earning a grade B.

WireMasters - Columbia: 1.7 TCR = 79% of Wiring supplies merchant wholesalers BLS 2.2 · 2y Form 300A (see methodology below)

WireMasters - Columbia safety composite

WireMasters - Columbia scores strongest on dart rate (safer than 75% of same-industry peers) and weakest on fatalities (safer than 50%), blended into one 0-100 breakdown against same-industry peers. A missing measure drops out and redistributes its weight rather than deflating the score. This is a per-dimension breakdown, distinct from the single letter grade above it (which weights TCR alone against the BLS industry benchmark).

C

64/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
C 1.74 per 100 workers

Safer than 63% of industry peers

DART rate
B 0 per 100 workers

Safer than 75% of industry peers

Fatalities
D 0

Safer than 50% of industry peers

Benchmarked live against every credibly-rated employer in the same NAICS industry code in the current OSHA extract (a segment must have at least 8 rated peers to benchmark). Not a legal or compliance determination; PlainSafetyScore's own weighting (TCR 40%, DART 35%, fatalities 25%).

TCR Δ

−3.5

2016→2017

WireMasters - Columbia injury rate improved

WireMasters - Columbia's TCR fell 3.5 from 3.5 in 2016 to 0.0 in 2017. Peak filing year was 2016 at 3.5 TCR. In 2017, DART was 0× this establishment's average TCR (severity share of cases).

2016=3.5 · 2017=0.0

OSHA ITA Form 300A scorecard

Establishment book 423610 · Columbia, TN AT/BELOW-IND · MID

Grade B · TCR 1.7 · 79% of ind

  • DART 0.0 DART
  • RANK #13/22
  • PHOTO Tepper Electric Supp…
  • BOOK 2y book
  • INJ 6 inj
  • SIZE ~177 FTE

Nearest TCR peer: Tepper Electric Supply (PC1003) (0.0 TCR gap)

Read with this employer → · Industry book → · Tennessee employers → · Look up another →

WireMasters - Columbia in the TCR neighbourhood

Average Total Case Rate among this establishment and nearest same-industry peers

TCR

What this shows WireMasters - Columbia averages 1.7 TCR (79% of the Wiring supplies merchant wholesalers BLS benchmark).

Source U.S. Department of Labor, OSHA Injury Tracking Application (Form 300A) As of 2026-08-25

WireMasters - Columbia TCR series: 2016=3.5 · 2017=0 · BLS 2.2

Where WireMasters - Columbia falls in its industry

1,190 Wiring supplies merchant whole establishments

Safer than 63% of graded establishments in this industry, whose median TCR is 2.4.

More dangerous than peersSafer than peers

Narrower to Tennessee alone (the establishments it most directly competes with for workers and contracts): ranked #13 safest of 22 Wiring supplies merchant whole employers in Tennessee.

WireMasters - Columbia (177 employees, TCR 1.7) among 29 same-industry peers, split at the industry median of 43 employees and a TCR of 2.4 2×2 strategic matrix plotting 30 entities by Average employees (X) and Total Case Rate (Y), with a crosshair dividing the plot into four quadrants. Larger & higher-riskSmaller & higher-riskLarger & saferSmaller & safer than peers 050100150200250 05101520 Average employees Total Case Rate WireMasters - Columbia
WireMasters - Columbia (177 employees, TCR 1.7) among 29 same-industry peers, split at the industry median of 43 employees and a TCR of 2.4

WireMasters - Columbia has more employees than the Wiring supplies merchant wholesalers median and a lower injury rate than the industry's median TCR of 2.4. Workforce size and injury rate do not always move together within the same industry -- some of its smaller peers run higher rates than its larger ones, and vice versa.

Year-by-Year Safety Data

Year TCR DART Injuries Illnesses Fatalities
2017 0.0 0.0 0 0 0
2016 3.5 2.3 6 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

423610 · TN · Columbia

1,190 Wiring supplies merchant wholesalers employers nationwide with a credible TCR · 10,743 rated employers in Tennessee with headcount on file · 79 employers in Columbia, TN · 4 cross-state NAT-TCR peers · 4 cross-state NAT-SIZE peers. Closest matches by relationship code are listed below.

Rel Establishment Metric
NAICS-TCR Tepper Electric Supply (PC1003) 1.8 TCR
NAICS-TCR Corporate Office 1.8 TCR
NAICS-TCR US - Branch Network : 0499 1.8 TCR
NAICS-TCR US - Branch Network : 0594 1.8 TCR
STATE-SIZE The Chemours Company FC, LLC - Memphis 177 FTE
STATE-SIZE Metro Medical 177 FTE
STATE-SIZE NASHVILLE DC EmpWorkCtrCd 30001647 177 FTE
STATE-SIZE Delta Air Lines - BNA 177 FTE
CITY-NEAR Maury Regional Medical Center 2,287 FTE
CITY-NEAR Maury County Government 524 FTE
CITY-NEAR Columbia State Community College 506 FTE
CITY-NEAR WM 192 399 FTE
NAT-TCR Med Life 1.7 TCR
NAT-TCR WVCO Admin 1.7 TCR
NAT-TCR Old South Miles 1.7 TCR
NAT-TCR Meridian 1.7 TCR
NAT-SIZE Bellingham Center (Wablh) 177 FTE
NAT-SIZE Detroit (Mirus) 177 FTE
NAT-SIZE Howell (Mihow) 177 FTE
NAT-SIZE Hollywood (Flhol) 177 FTE

Rel codes: NAICS-TCR · STATE-SIZE · CITY-NEAR · NAT-TCR/NAT-SIZE cross-state. Read with this employer →

Data Source: OSHA Injury Tracking Application (ITA), mandatory establishment-level injury/illness reports. Grades compare employer Total Case Rate (TCR) to BLS IIF industry benchmarks. Data covers years reported by this establishment: 2017, 2016. This is publicly available government data - not a legal determination of workplace conditions.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from official public datasets. See our methodology for details.